<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>公告列表</title>
<style>
body, html {
  margin: 0;
  padding: 0;
  font-family: 'Arial', sans-serif;
  background-color: #e7f2fb;
}

.container {
  padding: 20px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #007bff;
  color: white;
  padding: 10px 20px;
}

.header .title {
  font-size: 24px;
}

.add-announcement {
  background-color: #fff;
  color: #007bff;
  border: none;
  padding: 8px 16px;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
}

.announcement-list {
  margin-top: 20px;
}

.announcement-item {
  background-color: #fff;
  border-radius: 5px;
  margin-bottom: 10px;
  padding: 15px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  font-size: 18px;
}

.announcement-item:not(:last-child) {
  margin-bottom: 15px;
}

.announcement-item .date {
  color: #666;
  font-size: 14px;
}
</style>
</head>
<body>

<div class="header">
  <div class="title">公告列表</div>
  <button class="add-announcement">添加新公告</button>
</div>

<div class="container">
  <div class="announcement-list">
    <!-- Dynamic list of announcements will be inserted here -->
    <div class="announcement-item">
      <div>小郑挖掘机 2024年1月30日 15:22</div>
      <div class="date">0人已确认</div>
    </div>
    <!-- More announcements -->
  </div>
</div>

</body>
</html>
